Sovrn offers tools and advertising products designed for publishers to help them grow their audience and monetize their content. Their products include advertising tools that connect publishers with advertisers through a certified exchange, and Signal, which provides actionable insights to boost revenue. Sovrn differentiates itself by creating a mutually beneficial relationship, taking a share of the revenue generated through its tools, which motivates them to support publishers' success. The company's goal is to empower publishers with effective, easy-to-use tools that enhance their content creation and revenue generation.